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Shenzhen China Star Optoelectronics Semiconductor Display Technology Co. Ltd. Receives Patent for Display Panel and Manufacturing Method

Strategic Insights

— 1 min read

Shenzhen China Star Optoelectronics Semiconductor Display Technology Co. Ltd., a leading company in the field of display technology, has been issued a patent for its novel display panel and manufacturing method. The patent, number 12446446, was filed on March 31, 2023, and published online on October 14, 2025. Inventors Li, Yiwen and Yin, Zhiyuan have developed a display panel that utilizes an optical adjustment layer with semiconductor oxide to improve the display's performance.

The display panel features a unique structure with multiple optical layers, each with different refractive indices. This design enables the display to emit different colors with greater accuracy and efficiency. The manufacturing method involves using magnetron sputtering technology to deposit the optical layers, followed by the formation of light emitting units with different colors. The method allows for the production of high-quality displays with improved color accuracy and reduced optimization costs.

Key Takeaways:

  • The patented display panel and manufacturing method utilize an optical adjustment layer with semiconductor oxide to improve display performance.
  • The display panel features a unique structure with multiple optical layers, each with different refractive indices.
  • The manufacturing method involves using magnetron sputtering technology to deposit the optical layers and forming light emitting units with different colors.
  • The method allows for the production of high-quality displays with improved color accuracy and reduced optimization costs.
  • The patent has been filed by Shenzhen China Star Optoelectronics Semiconductor Display Technology Co. Ltd. in collaboration with inventors Li, Yiwen and Yin, Zhiyuan.
  • The patent number is 12446446, and it was filed on March 31, 2023, with publication on October 14, 2025.

Statistics:

  • Patent number: 12446446
  • Filing date: March 31, 2023
  • Publication date: October 14, 2025
  • Number of optical layers: Multiple ( exact number not specified)
  • Refractive indices of optical layers: Different (exact values not specified)
  • Magnetron sputtering technology used in manufacturing method
  • Light emitting units produced with different colors: Yes

Sources:

  • Li, Yiwen. Display panel and manufacturing method thereof with optical layers of different refractive indexes. U.S. Patent Number 12446446, filed March 31, 2023, and published online on October 14, 2025. Patent URL (for desktop use only): https://ppubs.uspto.gov/pubwebapp/external.html?q=(12446446)&db=USPAT&type=ids

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